intraatrial block

in·tra·a·tri·al block

impaired conduction through the atria, manifested by widened and often notched P waves in the electrocardiogram.

Synonym(s): interatrial block

in·tra·a·tri·al block

(in'tră-ā'trē-ăl blok)

Impaired conduction through the atria, manifested by widened and often notched P waves in the electrocardiogram.
Synonym(s): interatrial block.